PM88111: NULLPOINTEREXCEPTION THROWN DURING GETCONNECTION AND WHEN CONNECTION POOL IS FULL

8.0.0.8: WebSphere Application Server V8.0 Fix Pack 8
7.0.0.31: WebSphere Application Server V7.0 Fix Pack 31
7.0.0.33: WebSphere Application Server V7.0 Fix Pack 33
8.0.0.9: WebSphere Application Server V8.0 Fix Pack 9
7.0.0.35: WebSphere Application Server V7.0 Fix Pack 35
8.0.0.10: WebSphere Application Server V8.0 Fix Pack 10
7.0.0.37: WebSphere Application Server V7.0 Fix Pack 37
8.0.0.11: WebSphere Application Server V8.0 Fix Pack 11
7.0.0.39: WebSphere Application Server V7.0 Fix Pack 39
8.0.0.12: WebSphere Application Server V8.0 Fix Pack 12
7.0.0.41: WebSphere Application Server V7.0 Fix Pack 41
8.0.0.13: WebSphere Application Server V8.0 Fix Pack 13
7.0.0.43: WebSphere Application Server V7.0 Fix Pack 43
8.0.0.14: WebSphere Application Server V8.0 Fix Pack 14
7.0.0.45: WebSphere Application Server V7.0 Fix Pack 45
8.0.0.15: WebSphere Application Server V8.0 Fix Pack 15
7.0.0.45: Java SDK 1.6 SR16 FP60 Cumulative Fix for WebSphere Application Server
7.0.0.31: Java SDK 1.6 SR15 Cumulative Fix for WebSphere Application Server
7.0.0.35: Java SDK 1.6 SR16 FP1 Cumulative Fix for WebSphere Application Server
7.0.0.37: Java SDK 1.6 SR16 FP3 Cumulative Fix for WebSphere Application Server
7.0.0.39: Java SDK 1.6 SR16 FP7 Cumulative Fix for WebSphere Application Server
7.0.0.41: Java SDK 1.6 SR16 FP20 Cumulative Fix for WebSphere Application Server
7.0.0.43: Java SDK 1.6 SR16 FP41 Cumulative Fix for WebSphere Application Server

APAR status

• Closed as program error.

Error description

• NullPointerException thrown during getConnection and
  when connection pool is full . The following exception can be
  found in the log file.
  
  
  com.ibm.ws.webcontainer.servlet.ServletWrapper service
  SRVE0068E:
  Uncaught exception created in one of the service methods of the
  servlet /Theme/Default.jsp in application Theme_war.
  Exception created : java.lang.NullPointerException
      at
  com.ibm.ejs.j2c.FreePool.createOrWaitForConnection(FreePool.java
  :1175)
      at
  com.ibm.ejs.j2c.PoolManager.reserve(PoolManager.java:2505)
      at
  com.ibm.ejs.j2c.ConnectionManager.allocateMCWrapper(ConnectionMa
  nager.java:1063)
      at
  com.ibm.ejs.j2c.ConnectionManager.allocateConnection(ConnectionM
  anager.java:700)
      at
  com.ibm.ws.rsadapter.jdbc.WSJdbcDataSource.getConnection(WSJdbcD
  ataSource.java:668)
  

Local fix

• n/a
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:  All users of IBM WebSphere Application      *
  *                  Server users of version 7.0 and 8.0.        *
  ****************************************************************
  * PROBLEM DESCRIPTION: NullPointerException during             *
  *                      getConnection call.                     *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  NullPointerException was thrown when getConnection call
  compares the Connection Request Info and Security subject in
  the existing ManagedConnection, which was Null.
  

Problem conclusion

• The fix addressed the NullPointerException and handles
  comparison with an alternate ManagedConnection instance.
  
  The fix for this APAR is currently targeted for inclusion in
  fix packs 7.0.0.31 and 8.0.0.8.  Please refer to the
  Recommended Updates page for delivery information:
  http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  WEBS APP SERV N

• Fixed component ID

  5724H8800

Applicable component levels

• R700 PSY

     UP

• R800 PSY

     UP